Add: Hatchling build configuration for graphiti-core-varming

- Configure hatchling to include graphiti_core package in wheel
- Required because package name (graphiti-core-varming) differs from module name (graphiti_core)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

pyproject.toml

@@ -69,6 +69,9 @@ dev = [
 requires = ["hatchling"]
 build-backend = "hatchling.build"
 
+[tool.hatch.build.targets.wheel]
+packages = ["graphiti_core"]
+
 [tool.pytest.ini_options]
 pythonpath = ["."]